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@danharr
Last active August 29, 2015 14:01
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Tree Bundle
<!DOCTYPE html>
<meta charset="utf-8">
<style>
.node {
font: 11px "Helvetica Neue", Helvetica, Arial, sans-serif;
}
.link {
stroke: red;
stroke-opacity: 0.1;
fill: none;
stroke-width:1;
}
</style>
<body>
<script src="http://d3js.org/d3.v3.min.js"></script>
<script>
var diameter = 660,
radius = diameter / 2,
innerRadius = radius - 120;
var cluster = d3.layout.cluster()
.size([360, innerRadius])
.sort(null)
.value(function(d) { return d.size; });
var bundle = d3.layout.bundle();
var line = d3.svg.line.radial()
.interpolate("bundle")
.tension(0.85)
.radius(function(d) { return d.y; })
.angle(function(d) { return d.x / 180 * Math.PI; });
var svg = d3.select("body").append("svg")
.attr("width", diameter)
.attr("height", diameter)
.append("g")
.attr("transform", "translate(" + radius + "," + radius + ")");
d3.json("teams.json", function(error, classes) {
var nodes = cluster.nodes(packageHierarchy(classes)),
links = packageImports(nodes);
svg.selectAll(".link")
.data(bundle(links))
.enter().append("path")
.attr("class", "link")
.attr("d", line);
svg.selectAll(".node")
.data(nodes.filter(function(n) { return !n.children; }))
.enter().append("g")
.attr("class", "node")
.attr("transform", function(d) { return "rotate(" + (d.x - 90) + ")translate(" + d.y + ")"; })
.append("text")
.attr("dx", function(d) { return d.x < 180 ? 8 : -8; })
.attr("dy", ".31em")
.attr("text-anchor", function(d) { return d.x < 180 ? "start" : "end"; })
.attr("transform", function(d) { return d.x < 180 ? null : "rotate(180)"; })
.text(function(d) { return d.key; });
});
d3.select(self.frameElement).style("height", diameter + "px");
// Lazily construct the package hierarchy from class names.
function packageHierarchy(classes) {
var map = {};
function find(name, data) {
var node = map[name], i;
if (!node) {
node = map[name] = data || {name: name, children: []};
if (name.length) {
node.parent = find(name.substring(0, i = name.lastIndexOf(".")));
node.parent.children.push(node);
node.key = name.substring(i + 1);
}
}
return node;
}
classes.forEach(function(d) {
find(d.name, d);
});
return map[""];
}
// Return a list of imports for the given array of nodes.
function packageImports(nodes) {
var map = {},
imports = [];
// Compute a map from name to node.
nodes.forEach(function(d) {
map[d.name] = d;
});
// For each import, construct a link from the source to target node.
nodes.forEach(function(d) {
if (d.imports) d.imports.forEach(function(i) {
imports.push({source: map[d.name], target: map[i]});
});
});
return imports;
}
</script>
[
{"name":"England","size":0,"imports":[]},
{"name":"Italy","size":0,"imports":[]},
{"name":"USA","size":0,"imports":["England","England","England","England"]},
{"name":"France","size":0,"imports":["England","England","England","England","England","England","England","England","England"]},
{"name":"Germany","size":300,"imports":["England","England","England","England"]},
{"name":"Spain","size":3300,"imports":["England","England","England","England","England","England","England","England"]},
{"name":"Portugal","size":3300,"imports":["England"]},
{"name":"Belgium","size":3300,"imports":["England","England","England","England","England","England","England","England","England","England","England","England"]},
{"name":"Brazil","size":3300,"imports":["England","England","England","England","England","England","England"]},
{"name":"Holland","size":3300,"imports":["England","England","England","England","England","England"]},
{"name":"Argentina","size":3300,"imports":["England","England","England"]},
{"name":"Uruguay","size":3300,"imports":["England","England","England","England"]},
{"name":"Chile","size":3300,"imports":["England","England","England"]},
{"name":"Croatia","size":3300,"imports":["England","England","England"]},
{"name":"Mexico","size":3300,"imports":["England"]},
{"name":"Cameroon","size":3300,"imports":["England","England"]},
{"name":"Australia","size":3300,"imports":["England","England","England"]},
{"name":"Colombia","size":3300,"imports":["England"]},
{"name":"Ivory Coast","size":3300,"imports":["England","England","England","England","England"]},
{"name":"Greece","size":3300,"imports":["England","England"]},
{"name":"Japan","size":3300,"imports":["England","England"]},
{"name":"Costa Rica","size":3300,"imports":["England"]},
{"name":"Switzerland","size":3300,"imports":["England"]},
{"name":"Ecuador","size":3300,"imports":["England"]},
{"name":"Honduras","size":3300,"imports":["England","England","England","England"]},
{"name":"Nigeria","size":3300,"imports":["England","England","England","England","England"]},
{"name":"Iran","size":3300,"imports":["England","England"]},
{"name":"Ghana","size":3300,"imports":["England","England","England"]},
{"name":"Algeria","size":3300,"imports":["England","England","England","England"]},
{"name":"Russia","size":3300,"imports":["England"]},
{"name":"South Korea","size":3300,"imports":["England","England","England","England","England"]},
{"name":"Bosnia & Herzegovina","size":3300,"imports":["England","England"]}
]
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